- Buster Crabbe
- Capt. Silver
- Jimmy Lloyd
- Tex
- Pamela Blake
- Ann Whitney
- Ralph Hodges
- Jerry
- Spencer Chan
- 'Cookie' Kukai
- Robert Barron
- The Admiral
- Hugh Prosser
- Stanley Rand
- Rick Vallin
- Manila Pete
- Jack Ingram
- Murdock
- Milton Kibbee
- John Whitney
- Al Baffert
- Lon
- Stanley Blystone
- Black Mike
- Bob Duncan
- Sloan
- Pierce Lyden
- Vardman
- Rusty Wescoatt
- Singapore Manson
- Carl M. Leviness
- John Lawson
- Dolores Castle
- Ilani - Serving Girl
- Tony Balbuena
- Naylah - Ryak Warrior Leader
- William Fawcett
- Andre - Beachcomber
- Harry J. Vejar
- Chief Kalahama
- Britt Wood
- Van Wart
- Terry Frost
- Henchman
- Knox Manning
- Narrator
- Gene Roth
- Supply Store Owner
- Wally West
- Henchman
